348913720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 842436720

約数和(自身を除く): 493523000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 331, 361, 365, 380, 584, 662, 722, 730, 760, 1324, 1387, 1444, 1460, 1655, 1805, 2648, 2774, 2888, 2920, 3310, 3610, 5548, 6289, 6620, 6935, 7220, 11096, 12578, 13240, 13870, 14440, 24163, 25156, 26353, 27740, 31445, 48326, 50312, 52706, 55480, 62890, 96652, 105412, 119491, 120815, 125780, 131765, 193304, 210824, 238982, 241630, 251560, 263530, 459097, 477964, 483260, 527060, 597455, 918194, 955928, 966520, 1054120, 1194910, 1836388, 2295485, 2389820, 3672776, 4590970, 4779640, 8722843, 9181940, 17445686, 18363880, 34891372, 43614215, 69782744, 87228430, 174456860, 348913720]

約数ペア:

[(1, 348913720), (2, 174456860), (4, 87228430), (5, 69782744), (8, 43614215), (10, 34891372), (19, 18363880), (20, 17445686), (38, 9181940), (40, 8722843), (73, 4779640), (76, 4590970), (95, 3672776), (146, 2389820), (152, 2295485), (190, 1836388), (292, 1194910), (331, 1054120), (361, 966520), (365, 955928), (380, 918194), (584, 597455), (662, 527060), (722, 483260), (730, 477964), (760, 459097), (1324, 263530), (1387, 251560), (1444, 241630), (1460, 238982), (1655, 210824), (1805, 193304), (2648, 131765), (2774, 125780), (2888, 120815), (2920, 119491), (3310, 105412), (3610, 96652), (5548, 62890), (6289, 55480), (6620, 52706), (6935, 50312), (7220, 48326), (11096, 31445), (12578, 27740), (13240, 26353), (13870, 25156), (14440, 24163)]